CompilationUnitProvider


1   /*
2    * Copyright 2006 Google Inc.
3    * 
4    * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5    * use this file except in compliance with the License. You may obtain a copy of
6    * the License at
7    * 
8    * http://www.apache.org/licenses/LICENSE-2.0
9    * 
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations under
14   * the License.
15   */
16  package com.google.gwt.core.ext.typeinfo;
17  
18  import com.google.gwt.core.ext.UnableToCompleteException;
19  
20  import java.util.Comparator  ;
21  
22  /**
23   * Provides information about a single compilation unit on demand.
24   */
25  public interface CompilationUnitProvider {
26  
27    Comparator   LOCATION_COMPARATOR = new Comparator  () {
28      public int compare(Object   o1, Object   o2) {
29        String   loc1 = ((CompilationUnitProvider) o1).getLocation();
30        String   loc2 = ((CompilationUnitProvider) o2).getLocation();
31        return loc1.compareTo(loc2);
32      }
33    };
34  
35    long getLastModified() throws UnableToCompleteException;
36    
37    String   getLocation();
38  
39    String   getPackageName();
40  
41    char[] getSource() throws UnableToCompleteException;
42  
43    boolean isTransient();
44  }
45

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